CVE-2019-20149 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Severity

75%

Complexity

39%

Confidentiality

60%

ctorName in index.js in kind-of v6.0.2 allows external user input to overwrite certain internal attributes via a conflicting name, as demonstrated by 'constructor': {'name':'Symbol'}. Hence, a crafted payload can overwrite this builtin attribute to manipulate the type detection result.

ctorName in index.js in kind-of v6.0.2 allows external user input to overwrite certain internal attributes via a conflicting name, as demonstrated by 'constructor': {'name':'Symbol'}. Hence, a crafted payload can overwrite this builtin attribute to manipulate the type detection result.

CVSS 3.1 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N).

CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N).

Overview

First reported 5 years ago

2019-12-30 19:15:00

Last updated 5 years ago

2020-01-15 16:13:00

Affected Software

Kind-of Project Kind-of 6.0.2

6.0.2

References

https://github.com/jonschlinkert/kind-of/issues/30

Exploit, Issue Tracking, Third Party Advisory

https://github.com/jonschlinkert/kind-of/pull/31

Patch, Third Party Advisory

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